{"version":3,"file":"VVirtualScroll.mjs","names":["VVirtualScrollItem","makeComponentProps","makeDimensionProps","useDimension","useToggleScope","makeVirtualProps","useVirtual","onMounted","onScopeDispose","toRef","convertToUnit","genericComponent","getCurrentInstance","getScrollParent","propsFactory","useRender","makeVVirtualScrollProps","items","type","Array","default","renderless","Boolean","VVirtualScroll","name","props","setup","_ref","slots","vm","dimensionStyles","containerRef","handleScroll","handleItemResize","scrollToIndex","paddingTop","paddingBottom","computedItems","value","vnode","el","addEventListener","removeEventListener","children","map","item","_createVNode","index","height","slotProps","raw","_Fragment","class","style"],"sources":["../../../src/components/VVirtualScroll/VVirtualScroll.tsx"],"sourcesContent":["// Styles\nimport './VVirtualScroll.sass'\n\n// Components\nimport { VVirtualScrollItem } from './VVirtualScrollItem'\n\n// Composables\nimport { makeComponentProps } from '@/composables/component'\nimport { makeDimensionProps, useDimension } from '@/composables/dimensions'\nimport { useToggleScope } from '@/composables/toggleScope'\nimport { makeVirtualProps, useVirtual } from '@/composables/virtual'\n\n// Utilities\nimport { onMounted, onScopeDispose, toRef } from 'vue'\nimport {\n  convertToUnit,\n  genericComponent,\n  getCurrentInstance,\n  getScrollParent,\n  propsFactory,\n  useRender,\n} from '@/util'\n\n// Types\nimport type { PropType, Ref } from 'vue'\nimport type { GenericProps } from '@/util'\n\nexport interface VVirtualScrollSlot<T> {\n  item: T\n  index: number\n}\n\nexport const makeVVirtualScrollProps = propsFactory({\n  items: {\n    type: Array as PropType<readonly unknown[]>,\n    default: () => ([]),\n  },\n  renderless: Boolean,\n\n  ...makeVirtualProps(),\n  ...makeComponentProps(),\n  ...makeDimensionProps(),\n}, 'VVirtualScroll')\n\nexport const VVirtualScroll = genericComponent<new <T, Renderless extends boolean = false>(\n  props: {\n    items?: readonly T[]\n    renderless?: Renderless\n  },\n  slots: {\n    default: VVirtualScrollSlot<T> & (Renderless extends true ? {\n      itemRef: Ref<HTMLElement | undefined>\n    } : {})\n  }\n) => GenericProps<typeof props, typeof slots>>()({\n  name: 'VVirtualScroll',\n\n  props: makeVVirtualScrollProps(),\n\n  setup (props, { slots }) {\n    const vm = getCurrentInstance('VVirtualScroll')\n    const { dimensionStyles } = useDimension(props)\n    const {\n      containerRef,\n      handleScroll,\n      handleItemResize,\n      scrollToIndex,\n      paddingTop,\n      paddingBottom,\n      computedItems,\n    } = useVirtual(props, toRef(props, 'items'))\n\n    useToggleScope(() => props.renderless, () => {\n      onMounted(() => {\n        containerRef.value = getScrollParent(vm.vnode.el as HTMLElement, true)\n        containerRef.value?.addEventListener('scroll', handleScroll)\n      })\n      onScopeDispose(() => {\n        containerRef.value?.removeEventListener('scroll', handleScroll)\n      })\n    })\n\n    useRender(() => {\n      const children = computedItems.value.map(item => (\n        <VVirtualScrollItem\n          key={ item.index }\n          renderless={ props.renderless }\n          onUpdate:height={ height => handleItemResize(item.index, height) }\n        >\n          { slotProps => slots.default?.({ item: item.raw, index: item.index, ...slotProps }) }\n        </VVirtualScrollItem>\n      ))\n\n      return props.renderless ? (\n        <>\n          <div class=\"v-virtual-scroll__spacer\" style={{ paddingTop: convertToUnit(paddingTop.value) }} />\n          { children }\n          <div class=\"v-virtual-scroll__spacer\" style={{ paddingBottom: convertToUnit(paddingBottom.value) }} />\n        </>\n      ) : (\n        <div\n          ref={ containerRef }\n          class={[\n            'v-virtual-scroll',\n            props.class,\n          ]}\n          onScroll={ handleScroll }\n          style={[\n            dimensionStyles.value,\n            props.style,\n          ]}\n        >\n          <div\n            class=\"v-virtual-scroll__container\"\n            style={{\n              paddingTop: convertToUnit(paddingTop.value),\n              paddingBottom: convertToUnit(paddingBottom.value),\n            }}\n          >\n            { children }\n          </div>\n        </div>\n      )\n    })\n\n    return {\n      scrollToIndex,\n    }\n  },\n})\n\nexport type VVirtualScroll = InstanceType<typeof VVirtualScroll>\n"],"mappings":";AAAA;AACA;;AAEA;AAAA,SACSA,kBAAkB,oCAE3B;AAAA,SACSC,kBAAkB;AAAA,SAClBC,kBAAkB,EAAEC,YAAY;AAAA,SAChCC,cAAc;AAAA,SACdC,gBAAgB,EAAEC,UAAU,yCAErC;AACA,SAASC,SAAS,EAAEC,cAAc,EAAEC,KAAK,QAAQ,KAAK;AAAA,SAEpDC,aAAa,EACbC,gBAAgB,EAChBC,kBAAkB,EAClBC,eAAe,EACfC,YAAY,EACZC,SAAS,gCAGX;AASA,OAAO,MAAMC,uBAAuB,GAAGF,YAAY,CAAC;EAClDG,KAAK,EAAE;IACLC,IAAI,EAAEC,KAAqC;IAC3CC,OAAO,EAAEA,CAAA,KAAO;EAClB,CAAC;EACDC,UAAU,EAAEC,OAAO;EAEnB,GAAGjB,gBAAgB,EAAE;EACrB,GAAGJ,kBAAkB,EAAE;EACvB,GAAGC,kBAAkB;AACvB,CAAC,EAAE,gBAAgB,CAAC;AAEpB,OAAO,MAAMqB,cAAc,GAAGZ,gBAAgB,EAUE,CAAC;EAC/Ca,IAAI,EAAE,gBAAgB;EAEtBC,KAAK,EAAET,uBAAuB,EAAE;EAEhCU,KAAKA,CAAED,KAAK,EAAAE,IAAA,EAAa;IAAA,IAAX;MAAEC;IAAM,CAAC,GAAAD,IAAA;IACrB,MAAME,EAAE,GAAGjB,kBAAkB,CAAC,gBAAgB,CAAC;IAC/C,MAAM;MAAEkB;IAAgB,CAAC,GAAG3B,YAAY,CAACsB,KAAK,CAAC;IAC/C,MAAM;MACJM,YAAY;MACZC,YAAY;MACZC,gBAAgB;MAChBC,aAAa;MACbC,UAAU;MACVC,aAAa;MACbC;IACF,CAAC,GAAG/B,UAAU,CAACmB,KAAK,EAAEhB,KAAK,CAACgB,KAAK,EAAE,OAAO,CAAC,CAAC;IAE5CrB,cAAc,CAAC,MAAMqB,KAAK,CAACJ,UAAU,EAAE,MAAM;MAC3Cd,SAAS,CAAC,MAAM;QACdwB,YAAY,CAACO,KAAK,GAAGzB,eAAe,CAACgB,EAAE,CAACU,KAAK,CAACC,EAAE,EAAiB,IAAI,CAAC;QACtET,YAAY,CAACO,KAAK,EAAEG,gBAAgB,CAAC,QAAQ,EAAET,YAAY,CAAC;MAC9D,CAAC,CAAC;MACFxB,cAAc,CAAC,MAAM;QACnBuB,YAAY,CAACO,KAAK,EAAEI,mBAAmB,CAAC,QAAQ,EAAEV,YAAY,CAAC;MACjE,CAAC,CAAC;IACJ,CAAC,CAAC;IAEFjB,SAAS,CAAC,MAAM;MACd,MAAM4B,QAAQ,GAAGN,aAAa,CAACC,KAAK,CAACM,GAAG,CAACC,IAAI,IAAAC,YAAA,CAAA9C,kBAAA;QAAA,OAEnC6C,IAAI,CAACE,KAAK;QAAA,cACHtB,KAAK,CAACJ,UAAU;QAAA,mBACX2B,MAAM,IAAIf,gBAAgB,CAACY,IAAI,CAACE,KAAK,EAAEC,MAAM;MAAC;QAAA5B,OAAA,EAE9D6B,SAAS,IAAIrB,KAAK,CAACR,OAAO,GAAG;UAAEyB,IAAI,EAAEA,IAAI,CAACK,GAAG;UAAEH,KAAK,EAAEF,IAAI,CAACE,KAAK;UAAE,GAAGE;QAAU,CAAC;MAAC,EAEtF,CAAC;MAEF,OAAOxB,KAAK,CAACJ,UAAU,GAAAyB,YAAA,CAAAK,SAAA,SAAAL,YAAA;QAAA,SAER,0BAA0B;QAAA,SAAQ;UAAEX,UAAU,EAAEzB,aAAa,CAACyB,UAAU,CAACG,KAAK;QAAE;MAAC,UAC1FK,QAAQ,EAAAG,YAAA;QAAA,SACC,0BAA0B;QAAA,SAAQ;UAAEV,aAAa,EAAE1B,aAAa,CAAC0B,aAAa,CAACE,KAAK;QAAE;MAAC,aAAAQ,YAAA;QAAA,OAI5Ff,YAAY;QAAA,SACX,CACL,kBAAkB,EAClBN,KAAK,CAAC2B,KAAK,CACZ;QAAA,YACUpB,YAAY;QAAA,SAChB,CACLF,eAAe,CAACQ,KAAK,EACrBb,KAAK,CAAC4B,KAAK;MACZ,IAAAP,YAAA;QAAA,SAGO,6BAA6B;QAAA,SAC5B;UACLX,UAAU,EAAEzB,aAAa,CAACyB,UAAU,CAACG,KAAK,CAAC;UAC3CF,aAAa,EAAE1B,aAAa,CAAC0B,aAAa,CAACE,KAAK;QAClD;MAAC,IAECK,QAAQ,IAGf;IACH,CAAC,CAAC;IAEF,OAAO;MACLT;IACF,CAAC;EACH;AACF,CAAC,CAAC"}